Hilo (HI) Sunshine Hours by Month

The amount of sunshine is fundamental to comprehending a place's climate. This page shows the total number of hours of direct sunlight per month and the average hours per day in Hilo, Hawaii, United States of America. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020.

Monthly hours of sunshine

Hilo experiences sunny spells throughout the year. The sunniest month, June, sees up to 179 hours of sunshine, while November, the least sunny month, still provides a respectable 114 hours. The total annual sunshine amounts to 1834 hours.

Daily hours of sunshine

Enjoy up to 6.0 hours of daily sun in June, and experience slightly darker atmosphere in November, with about 3.8 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 47% of the time during the day in January, the highest percentage of any month. November has the lowest percentage at 34%.

Hilo enjoys an average of 1834 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

March, Hilo’s wettest month, receives 165 mm (6.5 in) of rainfall and has a maximum daytime temperature of 23°C (73°F). During the driest month June you can expect a temperature of 25°C (77°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Hilo Precipitation page.